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STL-Exporter: fix division by zero in normalize method during update

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This commit is contained in:
Kim Kulling
2018-05-01 15:06:56 +02:00
parent eced86b949
commit 037a213bb4
5 changed files with 53 additions and 29 deletions
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8
code/STLExporter.cpp
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@@ -143,7 +143,7 @@ STLExporter::STLExporter(const char* _filename, const aiScene* pScene, bool expo
// Export the assimp mesh
const std::string name = "AssimpScene";
mOutput << SolidToken << name << endl;
mOutput << SolidToken << " " << name << endl;
for(unsigned int i = 0; i < pScene->mNumMeshes; ++i) {
WriteMesh(pScene->mMeshes[ i ]);
}
@@ -169,7 +169,7 @@ void STLExporter::WritePointCloud(const std::string &name, const aiScene* pScene
mOutput << " vertex " << v.x << " " << v.y << " " << v.z << endl;
}
}
mOutput << EndSolidToken << name << endl;
mOutput << EndSolidToken << " " << name << endl;
}
// ------------------------------------------------------------------------------------------------
@@ -185,7 +185,7 @@ void STLExporter::WriteMesh(const aiMesh* m)
for(unsigned int a = 0; a < f.mNumIndices; ++a) {
nor += m->mNormals[f.mIndices[a]];
}
nor.Normalize();
nor.NormalizeSafe();
}
mOutput << " facet normal " << nor.x << " " << nor.y << " " << nor.z << endl;
mOutput << " outer loop" << endl;
@@ -199,7 +199,7 @@ void STLExporter::WriteMesh(const aiMesh* m)
}
}
void STLExporter :: WriteMeshBinary(const aiMesh* m)
void STLExporter::WriteMeshBinary(const aiMesh* m)
{
for (unsigned int i = 0; i < m->mNumFaces; ++i) {
const aiFace& f = m->mFaces[i];